Solve the equation- (NOT- using graphical method)
4x-5y+16=0
2x+y-6=0
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Step-by-step explanation:
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2
Step-by-step explanation:
using substitution method
4x-5y+16=0
2x+y-6=0
4x-5y+16=0
2(2x+y-6=0)
4x-5y+16=0. 1
4x+2y-12=0. 2
on subtracting 2-1
-7y-28=0
or 7y+28=0
7y= -28
y= -28/7
y= -4
so 2x+y-6=0
2x+(-4)-6=0
2x-4-6=0
2x=10
x=10/2
x=5
so x= -4 and y= 5
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